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authorBen Cheng <bccheng@google.com>2013-03-28 11:14:20 -0700
committerBen Cheng <bccheng@google.com>2013-03-28 12:40:33 -0700
commitaf0c51ac87ab2a87caa03fa108f0d164987a2764 (patch)
tree4b8b470f7c5b69642fdab8d0aa1fbc148d02196b /gcc-4.8/libiberty/strdup.c
parentd87cae247d39ebf4f5a6bf25c932a14d2fdb9384 (diff)
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[GCC 4.8] Initial check-in of GCC 4.8.0
Change-Id: I0719d8a6d0f69b367a6ab6f10eb75622dbf12771
Diffstat (limited to 'gcc-4.8/libiberty/strdup.c')
-rw-r--r--gcc-4.8/libiberty/strdup.c27
1 files changed, 27 insertions, 0 deletions
diff --git a/gcc-4.8/libiberty/strdup.c b/gcc-4.8/libiberty/strdup.c
new file mode 100644
index 000000000..78c2093b6
--- /dev/null
+++ b/gcc-4.8/libiberty/strdup.c
@@ -0,0 +1,27 @@
+/*
+
+@deftypefn Supplemental char* strdup (const char *@var{s})
+
+Returns a pointer to a copy of @var{s} in memory obtained from
+@code{malloc}, or @code{NULL} if insufficient memory was available.
+
+@end deftypefn
+
+*/
+
+#include <ansidecl.h>
+#include <stddef.h>
+
+extern size_t strlen (const char*);
+extern PTR malloc (size_t);
+extern PTR memcpy (PTR, const PTR, size_t);
+
+char *
+strdup(const char *s)
+{
+ size_t len = strlen (s) + 1;
+ char *result = (char*) malloc (len);
+ if (result == (char*) 0)
+ return (char*) 0;
+ return (char*) memcpy (result, s, len);
+}